Investigating the Potential of Water Treatment Sludge for Improvement of the Geotechnical Properties of Gypseous Soil. Tikrit Journal of Engineering Sciences, [S. l.], v. 31, n. 3, p. 80–92, 2024. DOI: 10.25130/tjes.31.3.8. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/1381.. Acesso em: 10 sep. 2026.